If two variables, x and y, have a very strong linear relationship, then:

Related MCQs

• If there is a very strong correlation between two variables then the correlation coefficient must be:
• In a bivariate sample, the sum of squares of differences between marks of observed values of two variables is 33 and the rank correlation between them is 0.8. Find the number of pairs of observations:
• The Correlation coefficient between two variables is the………………..of their regression coefficients.
• The strength (degree) of the correlation between a set of independent variables X and a dependent variable Y is measured by
• The strength (degree) of the correlation between a set of independent variables X and a dependent variable Y is measured by
• In regression equation y=a+βx+e, both x and y variables are
• The percent of total variation of the dependent variable Y explained by the set of independent variables X is measured by:
• The percent of total variation of the dependent variable Y explained by the set of independent variables X is measured by
• The percent of the total variation of the dependent variable Y explained by the set of independent variables X is measured by:
• If bxy and byx are two regression coefficients, they have: